2656614538 has 32 divisors (see below), whose sum is σ = 4097952000. Its totient is φ = 1291254720.

The previous prime is 2656614503. The next prime is 2656614553. The reversal of 2656614538 is 8354166562.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5219028 + ... + 5219536.

It is an arithmetic number, because the mean of its divisors is an integer number (128061000).

Almost surely, 2^2656614538 is an apocalyptic number.

2656614538 is a deficient number, since it is larger than the sum of its proper divisors (1441337462).

2656614538 is a wasteful number, since it uses less digits than its factorization.

2656614538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990.

The product of its digits is 1036800, while the sum is 46.

The square root of 2656614538 is about 51542.3567369596. The cubic root of 2656614538 is about 1384.9779155163.

The spelling of 2656614538 in words is "two billion, six hundred fifty-six million, six hundred fourteen thousand, five hundred thirty-eight".